XML 196 R177.htm IDEA: XBRL DOCUMENT v3.25.0.1
Financial Liabilities - Interest-Bearing Debt (Details) - EUR (€)
€ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disclosure of detailed information about borrowings [line items]      
Contractual limit amount € 84,933 € 81,097  
Drawndown 1,760 1,707 € 839
Repayments of loans, borrowings and promissory notes 1,123 1,465 € 3,077
Telefónica, S.A.      
Disclosure of detailed information about borrowings [line items]      
Outstanding balance 32,704    
Telefónica, S.A. | Sustainable Syndicated due Jan 13, 2029      
Disclosure of detailed information about borrowings [line items]      
Contractual limit amount 5,500    
Outstanding balance 0    
Drawndown 0    
Repayments of loans, borrowings and promissory notes 0    
Telefónica, S.A. | Bilateral Loan Due July 31, 2034      
Disclosure of detailed information about borrowings [line items]      
Contractual limit amount 0    
Outstanding balance 150    
Drawndown 150    
Repayments of loans, borrowings and promissory notes 0    
Telefónica, S.A. | Bilateral Loan Due October 31, 2031      
Disclosure of detailed information about borrowings [line items]      
Contractual limit amount 0    
Outstanding balance 140    
Drawndown 140    
Repayments of loans, borrowings and promissory notes 0    
Telefónica, S.A. | Bilateral Loan Due December 16, 2031      
Disclosure of detailed information about borrowings [line items]      
Contractual limit amount 0    
Outstanding balance 100    
Drawndown 100    
Repayments of loans, borrowings and promissory notes 0    
Bluevia Fibra S.L.U. | Syndicated Loan Due December 20, 2029      
Disclosure of detailed information about borrowings [line items]      
Contractual limit amount 360    
Outstanding balance 325 250  
Drawndown 75    
Repayments of loans, borrowings and promissory notes 0    
Contractual limit amount credit facility 360    
Telxius Telecom, S.A. | Syndicated Loan Due December 04, 2029      
Disclosure of detailed information about borrowings [line items]      
Contractual limit amount 145    
Outstanding balance 100 € 100  
Drawndown 0    
Repayments of loans, borrowings and promissory notes 0    
Contractual limit amount credit facility € 145